111218248036 has 135 divisors (see below), whose sum is σ = 235567889753. Its totient is φ = 45942133440.

The previous prime is 111218248033. The next prime is 111218248049. The reversal of 111218248036 is 630842812111.

The square root of 111218248036 is 333494.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 5359118436 + 105859129600 = 73206^2 + 325360^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111218247986 and 111218248004.

It is not an unprimeable number, because it can be changed into a prime (111218248033) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1339978851 + ... + 1339978933.

Almost surely, 2^111218248036 is an apocalyptic number.

111218248036 is the 333494-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111218248036

111218248036 is an abundant number, since it is smaller than the sum of its proper divisors (124349641717).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111218248036 is an frugal number, since it uses more digits than its factorization.

111218248036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

The spelling of 111218248036 in words is "one hundred eleven billion, two hundred eighteen million, two hundred forty-eight thousand, thirty-six".